/Engine/Plugins/Runtime/Metasound/Source/MetasoundEngine/Public/MetasoundAssetSubsystem.h
[Metasound::Frontend::FNodeRegistryKey](API\Plugins\MetasoundFrontend\FNodeRegistryKey) AddOrUpdateAsset ( const [FAssetData](API\Runtime\CoreUObject\AssetRegistry\FAssetData) & InAssetData )